General
-
Target
c81d1895f7472cec079c7f12419feaf0.exe
-
Size
820KB
-
Sample
211019-rtkc2aghdj
-
MD5
c81d1895f7472cec079c7f12419feaf0
-
SHA1
729557420c331200cbad77b7f98a0f5841933a63
-
SHA256
6aae67d87cd2ef23c4b9265c8e83db5142f00154e66e47b1e54219cea794682b
-
SHA512
9fbb32e99b3a321f5c5ea1c2bea24249ca5b335514f3f6a70342609932a45aab324d71030febbd18b0aa6d63698146a384ba37da17f7a84d4018ab48660d52cc
Static task
static1
Behavioral task
behavioral1
Sample
c81d1895f7472cec079c7f12419feaf0.exe
Resource
win7-en-20210920
Behavioral task
behavioral2
Sample
c81d1895f7472cec079c7f12419feaf0.exe
Resource
win10-en-20211014
Malware Config
Extracted
djvu
http://rlrz.org/fhsgtsspen6
Extracted
vidar
41.3
517
https://mas.to/@oleg98
-
profile_id
517
Targets
-
-
Target
c81d1895f7472cec079c7f12419feaf0.exe
-
Size
820KB
-
MD5
c81d1895f7472cec079c7f12419feaf0
-
SHA1
729557420c331200cbad77b7f98a0f5841933a63
-
SHA256
6aae67d87cd2ef23c4b9265c8e83db5142f00154e66e47b1e54219cea794682b
-
SHA512
9fbb32e99b3a321f5c5ea1c2bea24249ca5b335514f3f6a70342609932a45aab324d71030febbd18b0aa6d63698146a384ba37da17f7a84d4018ab48660d52cc
-
Detected Djvu ransomware
-
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
-
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
-
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
-
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
-
Vidar Stealer
-
Downloads MZ/PE file
-
Executes dropped EXE
-
Loads dropped DLL
-
Modifies file permissions
-
Accesses cryptocurrency files/wallets, possible credential harvesting
-
Adds Run key to start application
-
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
Suspicious use of SetThreadContext
-